| Issue | No. of riders who commented | Individual comments |
| Parapet height | 8 | - Higher than 1.8m (4 riders) - Rider's eye height (2.4 to 2.7m) (3 riders) - At least 3m (1 rider) |
| In-fill | 9 | - Higher than 600mm (2 riders) - Much higher than 600mm (1 rider) - Height at least 4 feet (1.2m) (1 rider) - About 1.5 m a (1 rider) - Horses eye height (2 m?) (2 riders) - Complete infill preferred or a minimum of half parapet height (1 rider) - Fully blocked in - horse must not see traffic below (1 rider) |
| Bridge & ramp surface | 7 | Non-slip in any conditions; not flinty or loose Roughened surface (compacted gravel) best for grip. Avoid smooth tarmac (lethal especially in bridge environment) & large scalpings (especially on hard surface) No metal on surface Not tarmac; fine grit on firm surface required Non slippery Compacted gravel or similar required |
| Bridge gradient | 2 | Flat as possible |
| Bridge width | 2 | 5m OK |
| Good drainage | 3 | |
| Litigation | 1 | Negligence claims if warnings to HA go unheeded b |
| Throwing of missiles over the bridge parapets onto traffic below c | 2 | |
| No of respondents | 10 |